NHI 130055 Final Exam Questions With
Correct Answers
solid-sawn timber - CORRECT ANSWER✔✔-Generally used in older, shorter span
| | | | | | | | | |
bridges, spanning up to 25 feet
| | | | |
Glulam Beams - CORRECT ANSWER✔✔-Typically simple span designs, and can
| | | | | | | | | |
span up to 80 feet
| | | |
Stress-Laminated Timber Deck - CORRECT ANSWER✔✔-Used post-tensioned rods
| | | | | | | |
or high strength steel threaded rods
| | | | |
Stress-laminated bridge - CORRECT ANSWER✔✔-Simple Spans up to 50 feet and
| | | | | | | | | | |
capable of carrying modern highway loads
| | | | |
Timber tee beam - CORRECT ANSWER✔✔-Bridge consists of a stress laminated
| | | | | | | | | | |
top flange and Glulam beams
| | | |
Through Truss Bridge - CORRECT ANSWER✔✔-Deck located between top and
| | | | | | | | | |
bottom truss chords
| |
Deck Truss Bridge - CORRECT ANSWER✔✔-Deck directly above the trusses
| | | | | | | | |
, Timber truss bridges - CORRECT ANSWER✔✔-Timber bridge usually spans 150-
| | | | | | | | |
250 ft |
Primary members of multi beam bridges - CORRECT ANSWER✔✔-Beams
| | | | | | | |
Secondary members of multi beam bridge - CORRECT ANSWER✔✔-Diaphragm
| | | | | | | | |
and cross bracing
| |
Visual inspection - CORRECT ANSWER✔✔-What is the primary inspection method
| | | | | | | | |
for masonry, timber and FRP
| | | | |
Advanced method - CORRECT ANSWER✔✔-Acoustic tomography and transverse
| | | | | | | |
vibration are |
What defects do you visually look for in timber - CORRECT ANSWER✔✔-Checks,
| | | | | | | | | | | |
splits, shakes, fungus decay, crushing, loose connections
| | | | | |
Physical inspection for timber - CORRECT ANSWER✔✔-Hammer sounding, pick
| | | | | | | | |
test, measuring
|
Are shear zones mostly located near end of span or mid span - CORRECT
| | | | | | | | | | | | | |
ANSWER✔✔-End of span | |
Compression - CORRECT ANSWER✔✔-An arch is in: tension or compression
| | | | | | | | |
Correct Answers
solid-sawn timber - CORRECT ANSWER✔✔-Generally used in older, shorter span
| | | | | | | | | |
bridges, spanning up to 25 feet
| | | | |
Glulam Beams - CORRECT ANSWER✔✔-Typically simple span designs, and can
| | | | | | | | | |
span up to 80 feet
| | | |
Stress-Laminated Timber Deck - CORRECT ANSWER✔✔-Used post-tensioned rods
| | | | | | | |
or high strength steel threaded rods
| | | | |
Stress-laminated bridge - CORRECT ANSWER✔✔-Simple Spans up to 50 feet and
| | | | | | | | | | |
capable of carrying modern highway loads
| | | | |
Timber tee beam - CORRECT ANSWER✔✔-Bridge consists of a stress laminated
| | | | | | | | | | |
top flange and Glulam beams
| | | |
Through Truss Bridge - CORRECT ANSWER✔✔-Deck located between top and
| | | | | | | | | |
bottom truss chords
| |
Deck Truss Bridge - CORRECT ANSWER✔✔-Deck directly above the trusses
| | | | | | | | |
, Timber truss bridges - CORRECT ANSWER✔✔-Timber bridge usually spans 150-
| | | | | | | | |
250 ft |
Primary members of multi beam bridges - CORRECT ANSWER✔✔-Beams
| | | | | | | |
Secondary members of multi beam bridge - CORRECT ANSWER✔✔-Diaphragm
| | | | | | | | |
and cross bracing
| |
Visual inspection - CORRECT ANSWER✔✔-What is the primary inspection method
| | | | | | | | |
for masonry, timber and FRP
| | | | |
Advanced method - CORRECT ANSWER✔✔-Acoustic tomography and transverse
| | | | | | | |
vibration are |
What defects do you visually look for in timber - CORRECT ANSWER✔✔-Checks,
| | | | | | | | | | | |
splits, shakes, fungus decay, crushing, loose connections
| | | | | |
Physical inspection for timber - CORRECT ANSWER✔✔-Hammer sounding, pick
| | | | | | | | |
test, measuring
|
Are shear zones mostly located near end of span or mid span - CORRECT
| | | | | | | | | | | | | |
ANSWER✔✔-End of span | |
Compression - CORRECT ANSWER✔✔-An arch is in: tension or compression
| | | | | | | | |
